/*-
 * Copyright (c) 1991 The Regents of the University of California.
 * All rights reserved.
 *
 * %sccs.include.redist.c%
 *
 *	@(#)signal.h	5.5 (Berkeley) 02/03/93
 */

#ifndef _USER_SIGNAL_H
#define _USER_SIGNAL_H

#include <sys/types.h>
#include <sys/cdefs.h>
#include <sys/signal.h>

#if !defined(_ANSI_SOURCE) && !defined(_POSIX_SOURCE)
extern char *const sys_signame[NSIG];
extern char *const sys_siglist[NSIG];
#endif

__BEGIN_DECLS
int	raise __P((int));
#ifndef	_ANSI_SOURCE
int	kill __P((pid_t, int));
int	sigaction __P((int, const struct sigaction *, struct sigaction *));
int	sigaddset __P((sigset_t *, int));
int	sigdelset __P((sigset_t *, int));
int	sigemptyset __P((sigset_t *));
int	sigfillset __P((sigset_t *));
int	sigismember __P((const sigset_t *, int));
int	sigpending __P((sigset_t *));
int	sigprocmask __P((int, const sigset_t *, sigset_t *));
int	sigsuspend __P((const sigset_t *));
#ifndef _POSIX_SOURCE
int	killpg __P((pid_t, int));
int	sigblock __P((int));
int	siginterrupt __P((int, int));
int	sigpause __P((int));
int	sigreturn __P((struct sigcontext *));
int	sigsetmask __P((int));
int	sigstack __P((const struct sigstack *, struct sigstack *));
int	sigvec __P((int, struct sigvec *, struct sigvec *));
void	psignal __P((unsigned int, const char *));
#endif	/* !_POSIX_SOURCE */
#endif	/* !_ANSI_SOURCE */
__END_DECLS

/* List definitions after function declarations, or Reiser cpp gets upset. */
#define	sigaddset(set, signo)	(*(set) |= 1 << ((signo) - 1), 0)
#define	sigdelset(set, signo)	(*(set) &= ~(1 << ((signo) - 1)), 0)
#define	sigemptyset(set)	(*(set) = 0)
#define	sigfillset(set)		(*(set) = ~(sigset_t)0, 0)
#define	sigismember(set, signo)	((*(set) & (1 << ((signo) - 1))) != 0)

#endif	/* !_USER_SIGNAL_H */